What is the ISO week number in Letterkenny?

TimeDials shows the current ISO week number for Letterkenny in real time. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year.

Does Letterkenny observe daylight saving time (DST)?

Yes, Letterkenny observes daylight saving time. The next clock change is on 2026-03-29 (clocks move forward to GMT+1).

Time in Letterkenny, Ulster, Ireland — Local Time & Date

Live

--:--:--

Current local time in 🇮🇪 Letterkenny, Ulster, Ireland.

GMT/IST UTC+00:00

Relative to You

Detecting your timezone…

Relative to UTC

On UTC

Noon here = 12:00 UTC

ISO Week

11 Odd Week

Sun

06:54

18:07

Today

Mid-morning in Letterkenny. Offices are busy, meetings are underway. The current offset is on UTC.

Daylight Saving Time

Last Clock Change

2025-10-26

Clocks moved back to GMT+0

Next Clock Change

2026-03-29

Clocks will move forward to GMT+1

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Quick Facts

Country	🇮🇪Ireland
State / Region	Ulster
Timezone	GMT/IST
UTC Offset	UTC+00:00
DST	Yes — daylight saving time observed
Population	19,274
Elevation	8 m
Sunrise	06:54
Sunset	18:07
Coordinates	54.95°N, -7.73°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
New York	-4h	--:--
Los Angeles	-7h	--:--
London	+0h	--:--
Paris	+1h	--:--
Dubai	+4h	--:--
Mumbai	+5h 30m	--:--
Singapore	+8h	--:--
Tokyo	+9h	--:--
Sydney	+11h	--:--
Sao Paulo	-3h	--:--
Cairo	+2h	--:--
Shanghai	+8h	--:--

Frequently Asked Questions

What are the business hours in Letterkenny?

Standard business hours in Letterkenny are 09:00–17:00 local time (GMT/IST). Check the live clock above to see the current local time. Use our Time Zone Planner to find the best meeting time across cities.

What is the UTC offset for Letterkenny?

Letterkenny is currently at UTC+00:00. The timezone identifier is GMT/IST. When it is noon in Letterkenny, it is 12:00 UTC. You can embed a live Letterkenny clock on your website.

What ISO week number is it in Letterkenny?

It is currently ISO week 11 (odd week) in Letterkenny. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year. Learn more about ISO week numbers.

Does Letterkenny observe daylight saving time?

Yes, Letterkenny observes daylight saving time (DST). The most recent change was on 2025-10-26, when clocks moved back to GMT+0. The next change is on 2026-03-29, when clocks will move forward to GMT+1.